Registration number (WIID)Project No.TitleStatus
60732LVS EN 16933-2:2018Drain and sewer systems outside buildings - Design - Part 2: Hydraulic designStandarts spēkā
31268LVS EN 295-5:2013Vitrified clay pipe systems for drains and sewers - Part 5: Requirements for perforated pipes and fittingsStandarts spēkā
30622LVS EN 13508-1:2013Investigation and assessment of drain and sewer systems outside buildings - Part 1: General RequirementsStandarts spēkā
35483LVS EN 16323:2014Glossary of wastewater engineering termsStandarts spēkā
7148LVS EN 1433:2003Drainage channels for vehicular and pedestrian areas - Classification, design and testing requirements, marking and evaluation of conformityStandarts spēkā
7281LVS EN 12255-15:2004Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plantsStandarts spēkā
36236LVS EN 1124-4:2014Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for wastewater systems - Part 4: Components for vacuum drainage systems and for drainage systems on shipsStandarts spēkā
30886LVS EN 1916:2003 /AC:2008Concrete pipes and fittings, unreinforced, steel fibre and reinforcedStandarts spēkā
20882LVS EN 13101:2003Steps for underground man entry chambers - Requirements, marking, testing and evaluation of conformityStandarts spēkā
7215LVS EN 1124-1:2000Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality controlStandarts spēkā
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